Home / 21,462,674.20-32,194,011.30-7,087,960.60

Finding the Fourth Proportional to 21,462,674.20, 32,194,011.30 and 7,087,960.60

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Solution

The fourth proportional to 21,462,674.20, 32,194,011.30 and 7,087,960.60 is: 10,631,940.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,462,674.20 : 32,194,011.30 = 7,087,960.60 : x
  2. Step 2: Convert to fraction form
    21,462,674.20/32,194,011.30 = 7,087,960.60/x
  3. Step 3: Cross multiply
    21,462,674.20x = 32,194,011.30 × 7,087,960.60
  4. Step 4: Simplify right side
    21,462,674.20x = 228,189,883,650,354.78
  5. Step 5: Solve for x
    x = 228,189,883,650,354.78/21,462,674.20
  6. Step 6: Final answer
    x = 10,631,940.90

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.